Chapter 1 — GENERAL CODE PROVISIONS
107.2 Limitations of Authority. The Board of Appeals
California Mechanical Code (Title 24, Part 4) · 2022 edition · updated 2026-09-10 · California
Italicized text is a California amendment to the model code, as printed in the official publication.
shall have no authority relative to interpretation of the administrative provisions of this code, nor shall the board be empowered to waive requirements of this code.
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DIVISION II ADMINISTRATION
TABLE 104.5 MECHANICAL PERMIT FEES Permit Issuance
For the issuance of each permit..................................................................................................................................._____ 1
For issuing each supplemental permit for which the original permit has not expired or been canceled or finalized..................................................................................................................................................................._____ 1
Unit Fee Schedule
- Furnaces:
For the installation or relocation of each forced-air or gravity-type furnace or burner, including ducts and vents attached to such appliance, not exceeding 100 000 British thermal units per hour (Btu/h)..........................................................................................................................................._____ 1
For the installation or relocation of each forced-air or gravity-type furnace or burner, including ducts and vents attached to such appliance, exceeding 100 000 Btu/h................................................_____ 1
For the installation or relocation of each floor furnace, including vent..............................................................._____ 1
For the installation or relocation of each suspended heater, recessed wall heater, or floor-mounted unit heater ................................................................................................................................_____ 1 2. Appliance Vents:
For the installation, relocation, or replacement of each appliance vent installed and not included in an appliance permit .........................................................................................................................._____ 1 3. Repairs or Additions:
For the repair of, alteration of, or addition to each heating appliance, refrigeration unit, cooling unit, absorption unit, or each heating, cooling, absorption, or evaporative cooling, system including installation of controls regulated by this code ........................................................................._____ 1 4. Boilers, Compressors, and Absorption Systems:
For the installation or relocation of each boiler or compressor, not exceeding 3 horsepower (hp), or each absorption system not exceeding 100 000 Btu/h......................................................_____ 1
For the installation or relocation of each boiler or compressor exceeding 3 hp, not exceeding 15 hp, or each absorption system exceeding 100 000 Btu/h and including 500 000 Btu/h ................................._____ 1
For the installation or relocation of each boiler or compressor exceeding 15 hp, not exceeding 30 hp, or each absorption system exceeding 500 000 Btu/h, not exceeding 1 000 000 Btu/h............................._____ 1
For the installation or relocation of each boiler or compressor exceeding 30 hp, not exceeding 50 hp, or for each absorption system exceeding 1 000 000 Btu/h, not exceeding 1 750 000 Btu/h............................................................................................................................._____ 1 For the installation or relocation of each boiler or compressor exceeding 50 hp, or each absorption system exceeding 1 750 000 Btu/h........................................................................................_____ 1 5. Air Handlers:
For each air-handling unit not exceeding 10 000 cubic feet per minute (CFM), including ducts attached thereto........................................................................................................................_____ 1, 2 6. Evaporative Coolers:
For each air-handling unit exceeding 10 000 CFM ............................................................................................._____ 1
For each evaporative cooler other than portable type .........................................................................................._____ 1 7. Ventilation and Exhaust:
For each ventilation fan connected to a single duct ............................................................................................._____ 1
For each ventilation system that is not a portion of a heating or air-conditioning system authorized by a permit.........................................................................................................................................._____ 1 For the installation of each hood that is served by mechanical exhaust, including the ducts for such hood ........................................................................................................................_____ 1 8. Incinerators:
For the installation or relocation of each domestic-type incinerator...................................................................._____ 1 For the installation or relocation of each commercial or industrial-type incinerator..........................................._____ 1
2022 CALIFORNIA MECHANICAL CODE 25
DIVISION II ADMINISTRATION
TABLE 104.5 (continued) MECHANICAL PERMIT FEES 9. Miscellaneous:
For each appliance or piece of equipment regulated by this code, but not classed in other appliance categories, or for which no other fee is listed in this table..................................................................................._____ 1 10. Fuel Gas Piping: Where Chapter 13 or Appendix B is applicable (See Section 101.2), permit fees for fuel-gas piping shall be as follows: For each gas piping system of one to five outlets ................................................................................................_____ 1 For each additional gas piping system, per outlet................................................................................................_____ 1 11. Process Piping: For each hazardous process piping system (HPP) of one to four outlets............................................................._____ 1 For each HPP piping system of five or more outlets, per outlet .........................................................................._____ 1 For each nonhazardous process piping system (NPP) of one to four outlets......................................................._____ 1 For each NPP piping system of five or more outlets, per outlet .........................................................................._____ 1
Other Inspections and Fees
- Inspections outside of normal business hours, per hour (minimum charge – 2 hours)..............................................._____ 1
- Reinspection fees assessed under provisions of Section 105.2.6, per inspection ......................................................._____ 1
- Inspections for which no fee is specifically indicated, per hour (minimum charge – 1 ∕ 2 hour)..................................._____ 1
- Additional plan review required by changes, additions, or revisions to plans or to plans for which an initial review has been completed, per hour (minimum charge – 1 ∕ 2 hour).................................................................._____ 1
For SI units: 1000 British thermal units per hour = 0.293 kW, 1 horsepower = 0.746 kW, 1 cubic foot per minute = 0.00047 m 3 / s
Notes:
1 Jurisdiction will indicate their fees here.
2 This fee shall not apply to an air-handling unit that is a portion of a factory-assembled appliance, cooling unit, evaporative cooler, or absorption unit for which a permit is required elsewhere in this code.
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CALIFORNIA MECHANICAL CODE – MATRIX ADOPTION TABLE
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Ask AI about this code▸Contents — California Mechanical Code (Title 24, Part 4)
▸Chapter 1 — GENERAL CODE PROVISIONS
Overview- 101.1 Title. This document shall be known as the “Uniform
- 101.2 Scope. The provisions of this code shall apply to the
- 101.3 Purpose. This code is an ordinance providing minimum req…
- 101.4 Unconstitutional. Where a section, subsection, sentence,…
- 101.5 Validity. Where a provision of this code, or the applica…
- 102.1 Conflicts Between Codes. Where the requirements
- 102.2 Existing Installations. Mechanical systems lawfully in e…
- 102.3 Maintenance. Mechanical systems, materials, and
- 102.4 Additions, Alterations, Renovations, or
- 102.5 Health and Safety. Where compliance with the provisions …
- 102.6 Changes in Building Occupancy. Mechanical
- 102.7 Moved Structures. Parts of the mechanical system of
- 102.8 Appendices. The provisions in the appendices are
- 103.1 General. The Authority Having Jurisdiction shall be
- 103.2 Liability. The Authority Having Jurisdiction charged
- 103.3 Applications and Permits. The Authority Having
- 103.4 Right of Entry. Where it is necessary to make an
- 104.1 Permits Required. It shall be unlawful for a person,
- 104.2 Exempt Work. A permit shall not be required for the
- 104.3 Application for Permit. To obtain a permit, the
- 104.4 Permit Issuance. The application, construction documents…
- 104.5 Fees. Fees shall be assessed in accordance with the
- 105.1 General. Mechanical systems for which a permit is
- 105.2 Required Inspections. New mechanical system
- 105.3 Testing of Systems. Mechanical systems shall be
- 105.4 Connection to Service Utilities. No person shall
- 106.1 General. It shall be unlawful for a person, firm, or
- 106.2 Notices of Correction or Violation. Notices of
- 106.3 Penalties. A person, firm, or corporation violating a
- 106.4 Stop Orders. Where work is being done contrary to
- 106.5 Authority to Disconnect Utilities in Emergen-
- 106.6 Authority to Condemn. Where the Authority Having Jurisdi…
- 107.1 General. In order to hear and decide appeals of orders,
- 107.2 Limitations of Authority. The Board of Appeals
- Chapter 2 — DEFINITIONS
- Chapter 3 — GENERAL REGULATIONS
- Chapter 4 — VENTILATION AIR
- Chapter 5 — EXHAUST SYSTEMS
- Chapter 6 — DUCT SYSTEMS
- Chapter 7 — COMBUSTION AIR
- Chapter 8 — CHIMNEYS AND VENTS
- Chapter 9 — INSTALLATION OF SPECIFIC APPLIANCES
- Chapter 10 — BOILERS AND PRESSURE VESSELS
- Chapter 11 — REFRIGERATION
- Chapter 12 — HYDRONICS
- Chapter 13 — FUEL GAS PIPING
- Chapter 14 — PROCESS PIPING
- Chapter 15 — SOLAR ENERGY SYSTEMS
- Chapter 16 — STATIONARY POWER PLANTS
- Chapter 17 — REFERENCED STANDARDS
- Appendix A — RESIDENTIAL PLAN EXAMINER REVIEW FORM FOR HVAC SY…
- Appendix B — PROCEDURES TO BE FOLLOWED TO PLACE GAS EQUIPMENT …
- Appendix C — INSTALLATION AND TESTING OF OIL (LIQUID) FUEL-FIR…
- Appendix D — FUEL SUPPLY: MANUFACTURED/MOBILE HOME PARKS AND R…
- Appendix E — SUSTAINABLE PRACTICES
- Appendix F — GEOTHERMAL ENERGY SYSTEMS
- Appendix G — SIZING OF VENTING SYSTEMS AND OUTDOOR COMBUSTION …
- Appendix H — EXAMPLE CALCULATION OF OUTDOOR AIR RATE